Can you take jstack of master process and pastebin it ? Thanks
On Thu, Apr 17, 2014 at 6:51 AM, Hansi Klose <[email protected]> wrote: > Hi, > > we use a script to take on a regular basis snapshot's and delete old one's. > > We recognizes that the web interface of the hbase master was not working > any more becaues of too many open files. > > The master reaches his number of open file limit of 32768 > > When I run lsof I saw that there where a lot of TCP CLOSE_WAIT handles open > with the regionserver as target. > > On the regionserver there is just one connection to the hbase master. > > I can see that the count of the CLOSE_WAIT handles grow each time > i take a snapshot. When i delete on nothing changes. > Each time i take a snapshot there are 20 - 30 new CLOSE_WAIT handles. > > Why does the master do not close the handles? Is there a parameter > with a timeout we can use? > > We use hbase 0.94.2-cdh4.2.0. > > Regards Hansi >
